Home / 12,463,720.40-18,702,953.40-4,484,507.60

Finding the Fourth Proportional to 12,463,720.40, 18,702,953.40 and 4,484,507.60

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Solution

The fourth proportional to 12,463,720.40, 18,702,953.40 and 4,484,507.60 is: 6,729,414.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,720.40 : 18,702,953.40 = 4,484,507.60 : x
  2. Step 2: Convert to fraction form
    12,463,720.40/18,702,953.40 = 4,484,507.60/x
  3. Step 3: Cross multiply
    12,463,720.40x = 18,702,953.40 × 4,484,507.60
  4. Step 4: Simplify right side
    12,463,720.40x = 83,873,536,664,745.83
  5. Step 5: Solve for x
    x = 83,873,536,664,745.83/12,463,720.40
  6. Step 6: Final answer
    x = 6,729,414.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.